Takayuki HARAGUCHI

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Hsinchu City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning liquid and method for manufacturing the same
- Patent number 10,597,616
- Issue date Mar 24, 2020
- TOYOTA OHKA KOGYO CO., LTD.
- Takumi Namiki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cleaning liquid, anticorrosion agent, and method for manufacturing...
- Patent number 10,597,609
- Issue date Mar 24, 2020
- Tokyo Ohka Kogyo Co., Ltd.
- Takumi Namiki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
CLEANING SOLUTION AND CLEANING METHOD FOR A SEMICONDUCTOR SUBSTRATE...
- Publication number 20190048293
- Publication date Feb 14, 2019
- Tokyo Ohka Kogyo Co., Ltd.
- Takumi NAMIKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CLEANING LIQUID, ANTICORROSION AGENT, AND METHOD FOR MANUFACTURING...
- Publication number 20180187128
- Publication date Jul 5, 2018
- Tokyo Ohka Kogyo Co., Ltd.
- Takumi NAMIKI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CLEANING LIQUID AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20180187133
- Publication date Jul 5, 2018
- Tokyo Ohka Kogyo Co., Ltd.
- Takumi Namiki
- H01 - BASIC ELECTRIC ELEMENTS